The 'hole' on Mars making headlines could be crucial to Red Planet exploration

[Admin]

Similar craters are found on Earth and the Moon, and are the product of volcanic, tectonic or even fluvial activity.

The 'hole' on Mars making headlines could be crucial to Red Planet exploration : Read more

 

[ecc83]

By simply adjusting the brightness, contrast, etc. of the featured image (using ios photos app) it is possible to see rocks or other bottom detail in the middle of the black region. This suggests the hole is not that deep. The sides of the hole obscured by shadow are also much more visible.